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Software · PDF: read, create, edit

Hisui PDF

Free, open-source desktop PDF editor: merge, split, annotate, redact, OCR and sign.

  • Completely free
  • Windows
  • Open source
  • No account

Overview

Hisui PDF is a PDF editor, available on Windows.

Features described in its Winget manifest and in its GitHub repository: PDF merging and text recognition (OCR).

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Free, open-source desktop PDF editor: merge, split, annotate, redact, OCR and sign.” — Winget, 10 November 2026
  • “Free, open-source desktop PDF editor: merge, split, annotate, redact, OCR and sign.” — Winget, 10 November 2026
  • “Free, open-source desktop PDF editor: merge, split, annotate, redact, OCR and sign.” — Winget, 10 November 2026

At a glance

Hisui PDF is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (MIT) is a permissive open source licence: use, modification and redistribution are allowed, including in commercial projects.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

Sources and checks

  • Facts collected from Winget (Windows Package Manager) (credit card, account, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from LicitPro automatic classification () —
  • Last technical check: 8 November 2026
  • Description from github.com — Manifeste Winget (MIT)

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